<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>购物车</title>
	<!-- 显示头部 -->
	<%@ include file="/pages/common/header.jsp" %>
	<script type="text/javascript">
		$(function(){
			$("a.deleteA").click(function(){
				var text = $(this).parent().parent().find("td:first").text();
				return confirm("确定要删除"+ text +"吗?");
			});
			
			$("#clearA").click(function(){
				return confirm("确定要清空吗？");
			});
			
			$("#updateItem").change(function(){
				var count = this.value;
				var id = $(this).attr("itemId");
				var name = $(this).parent().parent().find("td:first").text();
				if(confirm("确定要修改《" + name + "》的数量为：" + count)){
					//location.href="${path}cartServlet?action=updateItems&id="+id+"&count="+count;
					$.getJSON("${path}cartServlet","action=ajaxUpdateItems&id="+id+"&count="+count,function(data){
						$("span.b_count").html(totalCount);
						$("span.b_price").html(totalPrice);
						$("#update_item_"+id).html(updateCountPrice);
					});
				}else{
					this.value=$(this).attr("oldCount");
				}
				return false;
			});
		});
	</script>
</head>
<body>
	
	<div id="header">
			<img class="logo_img" alt="" src="static/img/logo.gif" >
			<span class="wel_word">购物车</span>
			<%@ include file="/pages/common/loginandregistsucess.jsp" %>
	</div>
	
	<div id="main">
	
		<table>
			<tr>
				<td>商品名称</td>
				<td>数量</td>
				<td>单价</td>
				<td>金额</td>
				<td>操作</td>
			</tr>	
			
			<c:choose>
				<c:when test="${empty sessionScope.cart.items }">
					<tr>
						<td colspan="5"><a href="${path }">亲，您还没添加商品，请点击！</a></td>
					</tr> 
				</c:when>
				<c:otherwise>
					<c:forEach items="${sessionScope.cart.items }" var="item">	
						<tr>
							<td>${item.value.name }</td>
							<td><input type="text" value="${item.value.count }" style="width:30px"
									id="updateItem" oldCount="${item.value.count}" itemId="${item.value.id }" /></td>
							<td>${item.value.price }</td>
							<td id="update_item_${item.value.id }">${item.value.priceCount }</td>
							<td><a class="deleteA" href="cartServlet?action=deleteItems&id=${item.value.id }">删除</a></td>
						</tr>	
					</c:forEach>
				</c:otherwise>
			</c:choose>
			
				
			
		</table>
		<c:if test="${not empty sessionScope.cart.items }">
			<div class="cart_info">
				<span class="cart_span">购物车中共有<span class="b_count">${sessionScope.cart.totalCount}</span>件商品</span>
				<span class="cart_span">总金额<span class="b_price">${sessionScope.cart.totalPrice}</span>元</span>
				<span class="cart_span"><a id="clearA"  href="cartServlet?action=clear">清空购物车</a></span>
				<span class="cart_span"><a href="orderServlet?action=saveOrder">去结账</a></span>
			</div>
		</c:if>
	</div>
	
	<!-- 显示页脚 -->
	<%@ include file="/pages/common/footer.jsp" %>
</body>
</html>